Nagapattinam is one of the 30 administrative districts of Tamil Nadu carved out of the composite Thanjavur district.
The District head quarter 'Nagapattinam' is located on the eastern coast, 350 kilometers down south from the State
capital'Chennai' and 145 kilometers east, from Tiruchirappalli.The length of coastline is 187 kms.
The district shares common boundary with Cuddalore district on the North, Thanjavur district on the west, T
iruvarur district on the south and Bay of Bengal on the East..

Collectorate

The District came into existence in the year 1991 with its headquarter in Nagappattinam city. Its long stretch of beach runs along the Bay of Bengal for 188kms. Nagappattinam boasts of having one of the most thriving harbours of India. It has Shri Kayahorana Swami Neelayathatchi Amman Temple, Sowriraja Perumal Temple, and Nellukkadai Mariamman Temple. The mini museum, the towering lighthouse and the long beautiful beach are some of the worth visiting places in this city. The pillar located in front of the District Collectorate stands for the victorial acheivement of the administration along with the citizens of this district in taking the Guinness Record Acheivement of planting the maximum no. of saplings in 24 hours